/**
 * Copyright (c) 2015-2022, Michael Yang 杨福海 (fuhai999@gmail.com).
 * <p>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package io.jboot.aop;

import io.jboot.aop.cglib.JbootCglibLazyLoader;
import io.jboot.app.JbootApplicationConfig;
import net.sf.cglib.proxy.Enhancer;

public class JbootLazyLoaderFactory {

    private static final JbootLazyLoaderFactory me = new JbootLazyLoaderFactory();

    public static JbootLazyLoaderFactory me() {
        return me;
    }

    public JbootLazyLoader getLoader() {
        if ("javassist".equalsIgnoreCase(JbootApplicationConfig.get().getProxy())) {
            //javassist 直接返回 createFieldObjectNormal 的内容，而非 lazy Object
            return (targetObject, field) -> JbootAopFactory.me().createFieldObjectNormal(targetObject, field);
        } else {
            return (targetObject, field) -> Enhancer.create(field.getType(), new JbootCglibLazyLoader(targetObject, field));
        }
    }
}
